htmlserializer.py 文件源码

def htmlentityreplace_errors(exc):
        if isinstance(exc, (UnicodeEncodeError, UnicodeTranslateError)):
            res = []
            codepoints = []
            skip = False
            for i, c in enumerate(exc.object[exc.start:exc.end]):
                if skip:
                    skip = False
                    continue
                index = i + exc.start
                if utils.isSurrogatePair(exc.object[index:min([exc.end, index + 2])]):
                    codepoint = utils.surrogatePairToCodepoint(exc.object[index:index + 2])
                    skip = True
                else:
                    codepoint = ord(c)
                codepoints.append(codepoint)
            for cp in codepoints:
                e = encode_entity_map.get(cp)
                if e:
                    res.append("&")
                    res.append(e)
                    if not e.endswith(";"):
                        res.append(";")
                else:
                    res.append("&#x%s;" % (hex(cp)[2:]))
            return ("".join(res), exc.end)
        else:
            return xmlcharrefreplace_errors(exc)